Unit 3 Make it happen. Understanding ideas. A helping hand.课件—外研版八年级上册

(共16张PPT)
（外研新版）八年级
上
A helping hand
Make it happen!
Unit 3
Do you know who they are and what they have in common
Edison
Zhang Heng
Bell
They are great inventors and bring convenience to the world.
Discuss & share.
Do you know any other great inventors
Have you invented anything before What was it like
Predict what the passage is about according to the clues.
Divide the passage into 4 parts.
Part 1. How he came up with an idea.
Part 2. What his inventions are.
Part 3. What he did with his invention.
Part 4. Comment.
How did he come up with an idea to invent
Where
Who
Problems to solve
At a(n) ____________.
Jenny, a girl born
______________
____________
____________
____________
science fair
without an arm
disabled
simple design
high cost
in need all the time
What do you think of him
insightful 有洞察力的
Is it common to meet problems when inventing something new
Age Invention What was it like
What was the problem
Age 14 A robot arm __________________________
Age __ _______________ __________________________
Age __ _______________ /
made from plastic blocks & fishing line
easily broken
16
An artificial arm
weighed 3.6 kilograms
too heavy to carry
23
Another artificial arm
Did he enjoy the time while improving his inventions How do you that
Read para 5-6 and answer.
What quality do you think a great inventor should have to create something great
Be willing to learn from problems and keep improving.
Never feel too satisfied but strive for excellence. 精益求精
How would the life of Jenny change with the invention of Easton
a new chapter & a brand new life
Find sentences showing he enjoyed the process.
Did he make a fortune out of his invention
He posted his design online for people to download for free.
What do you think of him now
He is quite selfless and caring.
He really lends a helping hand to people in need.
How do you understand a helping hand in the title and the ending
A helping hand not only means the artificial arm he invented for the disabled but also means his help and care for the less lucky ones.
From the passage, what qualities do you think a great inventor should possess
Discuss.
Be insightful and pay attention to what is going on around.
Be willing to learn from problems and strive for excellence.
Be selfless and caring for people and the society.
Are you willing to lend a helping hand to others in need
If you were an inventor, what would you like to invent the most
Work in groups, share and report in class.
science fair
without an arm
grow quickly
fishing line
move
weighed
cost
design
Exercise
1
2
3
4
Exercise